ExcelFormulaLabs

本项目编码规范与架构参考 — Foundation/Analytics/DataToolkit 模块职责、MapOver 变体行为差异、UDF 调用链、测试模式。Use when modifying code in this project, understanding module responsibilities, or writing new UDFs.

Excel-DNA 加载项开发全流程 — 创建、打包、测试、分发 .xll 加载项。Use when the user needs to create, review, extend, test, or troubleshoot Excel-DNA add-ins (.xll), design UDFs with [ExcelFunction], or package/sign add-ins for distribution.